Soul Eater Vol 17

Soul Eater Vol 17 by Atsushi Ohkubo. An Action manga rated Older Teen, published in English by Yen Press in 2013.

At the Death Weapon Meister Academy, students train in pairs: a meister and a partner who can transform into a weapon. Maka Albarn and her scythe Soul Eater are trying to collect the souls of ninety-nine evil humans and one witch, which will turn Soul into a Death Scythe worthy of Death himself.